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Finding the Third Proportional to 395,478 and 933,168

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Solution

The third proportional to 395,478 and 933,168 is: 2,201,898.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,478 : 933,168 = 933,168 : x
  2. Step 2: Convert to fraction form
    395,478/933,168 = 933,168/x
  3. Step 3: Cross multiply
    395,478x = 933,168 × 933,168
  4. Step 4: Simplify right side
    395,478x = 870,802,516,224
  5. Step 5: Solve for x
    x = 870,802,516,224/395,478
  6. Step 6: Final answer
    x = 2,201,898.76

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.